人教版英语八下Unit7 What's the highest mountain in the world Section A 2d Grammar Focus课件(共35张PPT)

(共35张PPT)
2. Whose birthday is it
Unit 7 What's the highest mountain in the world
Section A (2d-Grammar Focus)
人教版 英语（八年级下）
2. Whose birthday is it
教学目标
语言能力
能正确运用形容词副词的比较级和最高级对事物进行描述并对话。
思维品质
鼓励学生仔细观察并善于发现总结规律。
1.复习掌握比较级最高级的构成；
2.通过观察、对比和归纳，熟练掌握形容词和副词比较级和最高级的运用。
学习能力
通过讨论家乡之最,提升学生对家乡的热爱。
文化意识
情景导入
01
02
语法探究
03
应用实践
04
迁移创新
05
回顾总结
06
07
随堂小测
家庭作业
CONTENT
2. Whose birthday is it
01 情景导入
Scenario import
Look and say
Wow, that’s amazing.
Today let’s travel to
the Great Wall.
Guide: Feel free to ask me anything on today’s Great Wall tour.
Tourist 1: How long is the wall
Guide: Ah, the most popular question! If we’re only talking about the parts from the Ming Dynasty, it’s about 8,850 kilometers long. This makes it the longest wall in the world.
Tourist 2: Wow, that’s amazing! Why did the ancient emperors build the wall
Guide: The main reason was to protect their part of the country. As you can see, it’s quite tall and wide. As far as I know, there are no man-made objects as big as this.
Tourist 3: Is Badaling part of the Ming Great Wall
Guide: Yes, it’s the most famous part.
Read 2d and answer the questions.
1. How long is the Ming Great Wall
_________________________
2. Why did the ancient emperor build the wall ____________________________________________________
3. Are there any man-made objects bigger than it？
____________________________________________________
4. Which is the most famous part of the Ming Great Wall __________________________
It’s 8,850 kilometers long.
The main reason was to protect their
part of the country.
No, there are no other man-made
objects as big as it.
It’s Badaling (Great Wall).
2d
Guide: Feel free to ask me anything on today's Great Wall tour.
Tourist 1: How long is the wall
Guide: Ah, the most popular question! If we're only talking about the parts
from the Ming Dynasty, it's about 8, 850 kilometers long. This makes
it the longest wall in the world.
Tourist 2: Wow, that's amazing! Why did the ancient emperors build the wall
Guide: The main reason was to protect their part of the country. As you can
see, it's quite tall and wide. As far as I know, there are no other
man- made objects as big as this.
Tourist 3: Is Badaling part of the Ming Great Wall
Guide: Yes, it's the most famous part.
Read
可以随便做某事
朝代
正如
adj. 令人惊奇的
adj. 人造的
2d
curious
proud
surprised
What’s the
feeling of the
guide and tourists
Read the conversation and complete the passage.
Let's feel free __________(talk)about the Great Wall. If we are only talking about the parts from Ming Dynasty, it is about 8,850 ________________.This makes it __________ (long)wall in the world. The ancient emperors built it ____________ (protect) their part of country. It's quite __tall____ and _______. There are no other man-made __________(object)as _______(big)as it. And Badaling is _________________ (famous)part of the Great Wall.
to talk
kilometers long
the longest
to protect
wide
objects
big
the most famous
2d
2. Whose birthday is it
02 语法聚焦
Grammar Focus
What’s the highest mountain in the world Qomolangma.
How high is Qomolangma It’s 8,848.86 meters high. It’s higher than any other mountain.
Which is the deepest salt lake in the world The Caspian Sea is the deepest of all the salt lakes.
Did you know that China is one of the oldest countries in the world Yes, I did. It’s much older than the US.
Grammar
Underline the comparatives and superlatives.
形容词副词
比较级和最高级
Grammar
形容词和副词的三个比较等级
原级
比较级
最高级
两者间
“一样...”
两者比
“更...”
三者及以上比“最...”
一、形容词、副词比较级和最高级变化规则
①直接加 -er 或 -est
tall—_____—______ long—______—______
②以不发音的字母e结尾的单词直接加 -r 或 -st
③以“辅音字母+y” 结尾,把y变为i,再加 -er 或- est
nice—______—______
heavy—________—________
taller
tallest
longer
longest
nicer
nicest
heavier
heaviest
④辅元辅，且重读双写辅音字母再加 -er或 -est
⑤部分双音节词和多音节词
比较级：more+多音节形容词副词原级
最高级：most+多音节形容词副词原级
big—_______—_______
slowly—___________—___________
beautiful—______________—______________
bigger
biggest
more slowly
most slowly
more beautiful
most beautiful
巧记：大big红red胖fat瘦thin湿wet热hot悲sad
原级 比较级 最高级
good\well better best
bad\badly worse worst
many\much more most
little less least
old older\elder oldest\oldest
far farther(更远) further(进一步的) farthest\furthest
二、形容词、副词的比较级和最高级的不规则变化
(1)肯定形式
as+原级+as(像……一样)
(2)否定形式
not + so (as) +原级+as(不如…那样)
同级比较
He runs as ______(fast )as you.
English is not so _______ (difficult)as science.
fast
difficult
常用于修饰原级的单词或短语：very、too、quite、so等
三、形容词和副词的原级的用法
1．This room is as ________ as that one.
A．bigger B．longer C．clearly D．clean
2．Daniel is ________ his brother. They are both 1.76 meters tall.
A．taller than B．as tall as C．so tall as
3．—This film is ________ that one. —I agree, so I like both of them.
A．as interesting as B．not as interesting as
C．more interesting than D．less interesting than
4．—Our classroom is ______ clean ______ yesterday.—Sorry, I’ll clean it right away.
A．as; as B．so; as C．not so; as
巩固练习
(3)the＋比较级，the＋比较级，“越…，越…”，
The harder you study, the better grades you will get.
(1)A+比较级+than+B “A比B更...”
Jim is older than Geoffrey.
(2)A+less+原级+than+ B “A不如B...”
The book is less interesting than that one.
(4)具体数字、实物、倍数等+比较级+than，与具体倍数比较。
This box is three times bigger than that one.
四、形容词副词比较级的运用
比较级的修饰词：
a little, a bit,far , even, a lot, much
(5)比较级+than any other+单数名词(表最高级)
“比其他任何的…都…”
The Nile is longer than the other rivers in the world.
比较级
运用
1．Our country is getting ________ . Many foreigners would like to visit it.
A．more beautiful and more beautiful B．more beautiful and beautiful
C．more and more beautiful D．beautiful and beautiful
2．—The doctor tells me not to eat too much junk food, but I find it hard.—The doctor is right.________ junk food you eat, ________ you will be.
A．The more; the healthier B．The most; the healthiest
C．The less; the healthier D．The least; the healthiest
3．—Which is ________ of the twins, Lucy or Lily —It’s hard to say. Both of them are good at their lessons. A．the cleverer B．cleverer C．cleverest D．the cleverest
4．—What do you think of the novel The Three-body Problem
—I’ve never read ________ one before. It is full of imagination（想象力）.
A．the best B．the worst C．a worse D．a better
5．This book is ________ interesting, but that one is ________ more interesting.
A．far; very B．far; much C．pretty; very D．pretty; much
(3)the+序数词+最高级+名词单数 表示“第几……的……”
The Yellow River is the second longest river in China.
Grammar
(1)The +最高级+of (in) (最……)
Spring is the best season of the year.
(2)“one of the+ 最高级+可数名词复数+in/of”， …是最…的之一
Beijing is one of the biggest cities in China.
注意：
最高级前有物主代词时，不再加the。
Wu Fen is my best friend.
最高级
运用
五、形容词副词最高级的运用
形容词最高级前必须加the；副词最高级前的the可省略。
1．—Hainan is a very large island.
—Yes, it’s the second ________ island in China.
A．large B．larger C．largest D．the larger
2．Which city has ________ population, Beijing, Wuhan or Shanghai
A．larger B．the largest C．more D．the most
3．Of all the performers, I think he is the ________ one.
A．success B．most successful C．more successful D．successful
4．—Who runs _________ Jim, Tom or Sam —Tom does, of course.
A．fast B．faster C．most fast D．fastest
5．—Tom, I hear that Bob runs ________ in your class. Is that true
—No. In fact, he doesn’t run as ________ as John.
A．fastest; faster B．fastest; fast C．faster; fastest D．faster; fast
（2）“比较级+than any other+名词单数形式”或“比较级+than the other+可数名词复数形式”可与“（the+）最高级+of/among/in...转换”。
The movie is the most interesting of all.
这部电影是所有电影中最有趣的。
=The movie is more interesting than _____ ______ movie.
=The movie is more interesting than ____ ______ movies.
any other
the other
六、原级、比较级与最高级之间的转换
（1）as...as结构和最高级的转换
No ocean in the world is as big as the Pacific Ocean. 太平洋是世界上最大的海洋。
=The Pacific Ocean is ____ ________ ocean in the world.
the biggest
1．He is not as tall as Mike.(改为同义句)
Mike is him.
2．This is the highest mountain in the country. (改为同义句)
No mountain is this one in the country.
3．This river is longer than the other rivers in the country.（改为同义句）This river is in the country.
4．Nobody else is cleverer than Daniel in his class. (同义句改写)Daniel is student in his class.
5．It is the most beautiful city in China.（改为同义句）
It is than in China.
巩固练习
taller than
as high as
the longest
the cleverest
more beautiful any other city
(1)数的读法.
将每三位数看做一个单位，自右向左依次为thousand千，
million百万，billion十亿。每个单位按百、十、个位向右读。
其中百位到十位之间要加入 and。
(2)表示确切的数量直接用基数词
Two hundred people were present at the meeting.
Grammar
数的读法与运用
(3)表示不确切的数量用hundred、thousand、million、
billion等复数再搭配介词of。
Hundreds of students are playing on the playground.
数的
读法与运用
2. Whose birthday is it
03 应用实践
Application Practice
Fill in the blanks with the correct forms of the words in the box.
4a
big much popular long old high
The Amazon River is one of the _______ rivers in the world. It’s a little ______ than the Yangtze River.
Qomolangma is 8,848.43 meters _____. It’s one of the most ________ places for serious mountain climbers.
3. No ocean in the world is as _____ as the Pacific Ocean.
4. Although Japan is _____ than Canada, it is _____ smaller.
longest
longer
high
popular
big
older
much
Two cities: ________________ and _______________
1. ___________________________________________
2. ___________________________________________
___________________________________________
Two animals: ________________ and _______________
1. ____________________________________________
2. ____________________________________________
____________________________________________
Singapore
Kuala Lumpur(吉隆坡)
Kuala Lumpur is as modern as Singapore.
Singapore is bigger than Kuala Lumpur and has a larger population than Kuala Lumpur.
Monkey
Dog
A dog is bigger than a monkey.
A monkey is smaller than a dog, but it climbs a tree faster than a dog.
Write two comparisons about two topics. Write true facts.
e.g. Two rivers: the Yangtze River and the Amazon River
The Yangtze River is almost as long as the Amazon River.
The Amazon is longer than the Yangtze, but the Yangtze is the longest river in China.
4b
2. Whose birthday is it
04 迁移创新
Migration Innovation
What is the ... in our city
Fill in the chart. Then ask your partner.
After that, try to make a report.
Pair work
What You Your partner
the highest building
the largest shopping mall
the biggest park
the longest road
the busiest subway station
“家乡之最”
2. Whose birthday is it
05 回顾总结
Summary
1.能记住并正确运用本课时的重点单词、短语和句子。
2.归纳并掌握形容词的原级、比较级和最高级的构成和用法;能使用形容词的原级、比较级和最高级对事物进行描述。
3.通过讨论家乡之最,提升学生对家乡的热爱。
Summary
2. Whose birthday is it
06 课堂小测
Exercise
2. Whose birthday is it
07 家庭作业
Homework
1.Review the new words and phrases .
2.Master the usage of the comparatives and superlatives.
3.(Optional)
Write a short report about your hometown using the
information we learned today.
Homework
1.Review the new words and phrases .
2.Master the usage of the comparatives and superlatives.
3.(Optional)
Write a short report about your hometown using the
information we learned today.
2. Whose birthday is it
Thanks
for watching!